SparkFun Electronics Commentsurn:uuid:214d0e4e-f1b1-d287-ce26-ac5b4c9f82492015-08-02T12:26:17-06:00SparkFun ElectronicsCustomer #518036 on ROB-12537 - Precision Disc Wheel - 2" (Black, 2 Pack)Customer #518036urn:uuid:61a850fa-d2c6-46b1-3099-e6c8580d62df2014-07-18T22:54:35-06:00<p>Is the OD of the disc 2" or does that include the tread piece as well?</p>
<p>For my robotics project I need about a 26mm radius so I think these will be barely too small.</p>
<p>edit: I&rsquo;m assuming it&rsquo;s including the tread because I have the 3" wheel from the same company and that includes the tread.</p>